Seiko Cal. 4537 - 155

This Automatic model from 1979 features a 36mm Stainless Steel case. With its 22mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-b521fdb1ebfc]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1979

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